li{
    list-style: none;
    padding-top: 10px;
}

.under_ul li{
    float: left;
    padding-left: 5px;
}

#ul_1 li{
    float: left;
    width: 167px;
    height: 206px;
    font-size: 10px;
    text-align:center;
}


#ul_2 li{
    float: left;
    width: 167px;
    height: 206px;
    font-size: 10px;
    text-align:center;
}


#ul_1 {
    width: 850px;
}

#ul_2 {
    width: 850px;
}

.under_float {
    position:fixed;
    top:800px;
    right:50px;
    width:100px;
    height:100px;
    border:1px solid #dcdcdc;
    margin-top:5px;
    text-align: center;
}